// |reftest| async // This file was procedurally generated from the following sources: // - src/class-elements/static-private-fields.case // - src/class-elements/productions/cls-decl-after-same-line-async-method.template /*--- description: static private fields (field definitions after an async method in the same line) esid: prod-FieldDefinition features: [class-static-fields-private, class, class-fields-public, async-functions] flags: [generated, async] includes: [propertyHelper.js] info: | ClassElement : ... static FieldDefinition ; FieldDefinition : ClassElementName Initializer_opt ClassElementName : PrivateName PrivateName : # IdentifierName ---*/ class C { async m() { return 42; } static #x; static #y; static x() { this.#x = 42; return this.#x; } static y() { this.#y = 43; return this.#y; } } var c = new C(); assert( !Object.prototype.hasOwnProperty.call(c, "m"), "m doesn't appear as an own property on the C instance" ); assert.sameValue(c.m, C.prototype.m); verifyProperty(C.prototype, "m", { enumerable: false, configurable: true, writable: true, }, {restore: true}); c.m().then(function(v) { assert.sameValue(v, 42); function assertions() { // Cover $DONE handler for async cases. function $DONE(error) { if (error) { throw new Test262Error('Test262:AsyncTestFailure') } } // Test the private fields do not appear as properties before set to value assert(!Object.prototype.hasOwnProperty.call(C.prototype, "#x"), "test 1"); assert(!Object.prototype.hasOwnProperty.call(C, "#x"), "test 2"); assert(!Object.prototype.hasOwnProperty.call(c, "#x"), "test 3"); assert(!Object.prototype.hasOwnProperty.call(C.prototype, "#y"), "test 4"); assert(!Object.prototype.hasOwnProperty.call(C, "#y"), "test 5"); assert(!Object.prototype.hasOwnProperty.call(c, "#y"), "test 6"); // Test if private fields can be sucessfully accessed and set to value assert.sameValue(C.x(), 42, "test 7"); assert.sameValue(C.y(), 43, "test 8"); // Test the private fields do not appear as properties before after set to value assert(!Object.prototype.hasOwnProperty.call(C, "#x"), "test 9"); assert(!Object.prototype.hasOwnProperty.call(C, "#y"), "test 10"); } return Promise.resolve(assertions()); }).then($DONE, $DONE);